- For Lease $22.39 - $28.80/SF/YR
- Property Type Office
- Lot Size 49,585 SF
- Property Tenancy Multi-Tenant
- Date Updated May 18, 2026
Description
Prime commercial leasing opportunity in one of Marathon’s nicest retail, office, and medical centers, located directly on Overseas Highway (US-1) in the heart of the Marathon business district. This property offers excellent visibility, easy access, strong daily traffic counts, and ample on-site parking, making it ideal for a wide range of office, medical, service, or retail uses.
Currently available is a turn-key, immaculate 1,000 SF medical office suite, along with a 4,020 SF space ready for tenant buildout. The 4,020 SF unit can also be divided into two (2) 2,010 SF units to accommodate a variety of space requirements. Tenants may retain the existing layout where applicable or pursue a build-to-suit configuration. Conveniently positioned near established businesses, residential neighborhoods, and major Keys destinations, this location provides outstanding exposure and accessibility for businesses looking to expand or relocate within Marathon.
Building Highlights
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Prime location on Overseas Highway (US-1) in Marathon
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Excellent visibility and easy access
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Strong daily traffic counts and exposure
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Ample on-site parking
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Located in a high-quality retail/office/medical center
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Available Suites: 1,000 SF and 4,020 SF
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4,020 SF space is divisible into two (2) 2,010 SF units
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Turn-key medical office buildout available (1,000 SF)
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Flexible layout options: keep existing configuration or build-to-suit
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Ideal for medical, professional office, service, or retail users
True
2 Spaces Available
10035 Overseas Hwy Marathon, FL
Office
$28.80/SF/YR
1,000 SF
1,000 - 1,000 SF
Full Service
No
Full build out
Prime commercial leasing opportunity in one of Marathon’s nicest retail, office, and medical centers, located directly on Overseas Highway (US-1) in the heart of the Marathon business district. This property offers excellent visibility, easy access, strong daily traffic counts, and ample on-site parking, making it ideal for a wide range of office, medical, service, or retail uses. Currently available is a turn-key, immaculate 1,000 SF medical office suite, along with a 4,020 SF space ready for tenant buildout. The 4,020 SF unit can also be divided into two (2) 2,010 SF units to accommodate a variety of space requirements. Tenants may retain the existing layout where applicable or pursue a build-to-suit configuration. Conveniently positioned near established businesses, residential neighborhoods, and major Keys destinations, this location provides outstanding exposure and accessibility for businesses looking to expand or relocate within Marathon. Building Highlights Prime location on Overseas Highway (US-1) in Marathon Excellent visibility and easy access Strong daily traffic counts and exposure Ample on-site parking Located in a high-quality retail/office/medical center Available Suites: 1,000 SF and 4,020 SF 4,020 SF space is divisible into two (2) 2,010 SF units Turn-key medical office buildout available (1,000 SF) Flexible layout options: keep existing configuration or build-to-suit Ideal for medical, professional office, service, or retail users
10045-10055 Overseas Hwy (For Lease)
Office
$22.39/SF/YR
4,020 SF
2,010 - 4,020 SF
NNN
No
Full build out
Prime commercial leasing opportunity in one of Marathon’s nicest retail, office, and medical centers, located directly on Overseas Highway (US-1) in the heart of the Marathon business district. This property offers excellent visibility, easy access, strong daily traffic counts, and ample on-site parking, making it ideal for a wide range of office, medical, service, or retail uses. Currently available is a turn-key, immaculate 1,000 SF medical office suite, along with a 4,020 SF space ready for tenant buildout. The 4,020 SF unit can also be divided into two (2) 2,010 SF units to accommodate a variety of space requirements. Tenants may retain the existing layout where applicable or pursue a build-to-suit configuration. Conveniently positioned near established businesses, residential neighborhoods, and major Keys destinations, this location provides outstanding exposure and accessibility for businesses looking to expand or relocate within Marathon. Building Highlights Prime location on Overseas Highway (US-1) in Marathon Excellent visibility and easy access Strong daily traffic counts and exposure Ample on-site parking Located in a high-quality retail/office/medical center Available Suites: 1,000 SF and 4,020 SF 4,020 SF space is divisible into two (2) 2,010 SF units Turn-key medical office buildout available (1,000 SF) Flexible layout options: keep existing configuration or build-to-suit Ideal for medical, professional office, service, or retail users
Contacts
RE/MAX All Keys Real Estate - Keys Connection Group
Location
RE/MAX All Keys Real Estate - Keys Connection Group